Amazon has this Euro Cuisine GY50 Greek Yogurt Maker for only $16.20 (Reg $29.99) and Prime Shipping. You can use it to transform up to 2-quarts of plain yogurt into Greek Yogurt. Simple instructions and recipes for using yogurt cheese are included.
If you are not already a Prime Member you can join with a 30-day free trial of Prime, as a student with Prime Student, or as part of Amazon Family.
Please note that Amazon prices are subject to change at any time and may have increased or decreased since this offer was posted.